Use the following information to answer questions 1 4:Assume Post Company uses a periodic inventory system which shows the following for the month of January. Sales totaled 240 units.What is the cost of the 240 units sold under the FIFO inventory method?$6580$2040$2560$56200 points What is the cost of the 240 units sold under the LIFO inventory method?$6580$2560$2040$56200 points What is the cost of ending inventory using the FIFO inventory method?$6580$4540$4020$56200 points What is the cost of ending inventory using the LIFO inventory method?$6580$4540$4020$5620